Finding the Third Proportional to 3,304.23 and 7,222.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,304.23 : 7,222.61 = 7,222.61 : x
2. Step 2: Convert to fraction form
   3,304.23/7,222.61 = 7,222.61/x
3. Step 3: Cross multiply
   3,304.23x = 7,222.61 × 7,222.61
4. Step 4: Simplify right side
   3,304.23x = 52,166,029.76
5. Step 5: Solve for x
   x = 52,166,029.76/3,304.23
6. Step 6: Final answer
   x = 15,787.65